Finding the Fourth Proportional to 5,896,920.35, 8,136,403.71 and 3,317,660.03
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Solution
The fourth proportional to 5,896,920.35, 8,136,403.71 and 3,317,660.03 is: 4,577,613.36
Step by Step Solution
- Step 1: Write the proportion equation
5,896,920.35 : 8,136,403.71 = 3,317,660.03 : x - Step 2: Convert to fraction form
5,896,920.35/8,136,403.71 = 3,317,660.03/x - Step 3: Cross multiply
5,896,920.35x = 8,136,403.71 × 3,317,660.03 - Step 4: Simplify right side
5,896,920.35x = 26,993,821,335,928.69 - Step 5: Solve for x
x = 26,993,821,335,928.69/5,896,920.35 - Step 6: Final answer
x = 4,577,613.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.